21221232

素因数分解:

$2^4\times 3^1\times {\mathrm{442109}}^1$

素因数の和:442120

約数の個数: 20

約数和(自身を含む): 54821640

約数和(自身を除く): 33600408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442109, 884218, 1326327, 1768436, 2652654, 3536872, 5305308, 7073744, 10610616, 21221232]

約数ペア:

[(1, 21221232), (2, 10610616), (3, 7073744), (4, 5305308), (6, 3536872), (8, 2652654), (12, 1768436), (16, 1326327), (24, 884218), (48, 442109)]